Leaders of the three most heavily Ebola-stricken African nations said Tuesday the tide had turned against the epidemic, with weekly infections falling roughly from 1,000 to 100, but warned against declaring victory prematurely.

N'DJAMENA, Chad (AP) — Arriving airline passengers lined up outdoors to have their temperatures checked, the screens in the nighttime darkness like glowing lightning bugs. Some of the travelers checked by workers with surgical masks had traveled through a West African country affected by Ebola, or sat next to passengers who did, and Chadian authorities weren't taking any chances. Impoverished ...